# Wave vs What If? Butterfly Effect

The clearest difference is in-app purchases: What If? Butterfly Effect at none against Wave's 1. What If? Butterfly Effect also leads on ads (none vs shown). Wave's advantage is update cadence (daily vs every 8 days). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Wave sells 1 in-app purchase, starting at $12.99 per year. What If? Butterfly Effect asks for nothing beyond the download.

Wave ships an update daily, What If? Butterfly Effect every 8 days. Both last shipped on October 28, 2026.

## The numbers

| Metric | Wave | What If? Butterfly Effect |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/what-if-butterfly-effect/id6769580353/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Daily** | Every 8 days |
| Monetization | — | Ad-supported |
| Size | 40 MB | 35 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [The Palaz Co. LLC](https://appshunter.io/developer/1796868875) | [Vishva Variya](https://appshunter.io/developer/1896670275) |

## What reviewers say

### Wave

[App page](https://appshunter.io/ios/app/wave-surf-the-knowledge/id6742111615)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Wave Pro | $12.99 | per year |


### What If? Butterfly Effect

[App page](https://appshunter.io/ios/app/what-if-butterfly-effect/id6769580353)

Explore the cascading consequences of any "what if" scenario. This AI-powered game generates six escalating story ripples from a single question, leading to unpredictable outcomes. Branch timelines, track chaos, and share your creations.

**Highlights:** AI-generated story cascades, Six escalating ripples per scenario, Branching timelines, Chaos Index scoring, Daily streaks and saved cascades, Incognito mode for privacy, Shareable links for remixing

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Wave free?

Wave is free to download, with in-app purchases available.

### Is What If? Butterfly Effect free?

What If? Butterfly Effect is free to download, with no in-app purchases.

### Do Wave or What If? Butterfly Effect have ads?

Wave shows ads; What If? Butterfly Effect does not.

### Which is updated more often, Wave or What If? Butterfly Effect?

Wave ships an update daily, and What If? Butterfly Effect every 8 days. Most recently, Wave was updated on October 28, 2026 and What If? Butterfly Effect on October 28, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*